Today, with David and Yann, we were at the MongoFR event at the coworking space called La Cantine, in Paris.
Courageously, Yann registered himself as a talker to present "Ruby et MongoDB dans la pratique" and was the first speaker on the main conference room.
10gen, the company that created the MongoDB database and sponsored the MongoFR event, was well represented by some people from there who made some speaks: